( 4 ) 
5. Incertee Sedis. 
Bryce, D . — Two new Species of Botifers 334 
Echinodermata. 
Bather, F. A.—Btitish Fossil Crinoids 334 
Keyes, C. R . — Genesis of Actinocrinidae 334 
Fewkes, J. W . — Ambulaeral and Adamhulacral Plates (f Starfishes 335 
Herouaed, E . — French Holothurians 335 
Fewkes, J. W . — Excavations hy Sea-Urchins 33G 
Hartog, M . — Madreporic System of Echinoderms 3S7 
Coelenterata. 
Stuber, T . — Aleyonaria of the* Challenger* 337 
Brook, G . — Antipatharia of the ‘ Challenger *' 337 
Ortmann, a. — T^laterality in Corals 337 
Boveri, Th . — Development and Belationships of Actinias .. 337 
Wilson, H. V . — Hoplophoria coralligem .. 338 
Mitchell, P. Chalmers — Thelaeeros rhizophoras 339 
Fowler, G. H . — Anatomy of Madreporaria 339 
Faurot — Development of Septa of Halcampa chrysanthelltm 340 
Hickson, S. J . — Habits and Species of Tnhipora 340 
„ „ Maturation of Chum and Early Stages in Development of 
Allopora 340 
McIntosh, W. O . — Occurrence of Hydromedusae and Scyphemedusae throughout the 
Year .. 840 
Minchin, E. a . — Mode of Attachment of Embryos to Oral Arms of Aurelia aurita 340 
Loman, j. G. C . — Cemposite Coenosarcal Tubes of Hydroids 341 
Fowler, G. H . — Hydroid Phase of Limnocodium Sowerbyi 341 
IscHiKAWA, 0 . — Tremblefs Experiments on Hydra 342 
Nussbacm M . — Evagination of Hydra .. .. 343 
Chatin, j . — Initial Cells of Ovary of Freshwater Hydra 343 
Porifera. 
Haeckel, E. — Deep-sea Keratosa of the ‘ Challenger * 343 
Dendy, a . — Old and new Questions concerning Sponges 343 
„ „ West Indian Chalinine Sponges 344 
Del AGE, Y . — Development of Siliceous Sponges .. 344 
Protozoa. 
Sacchi, Maria — Terriedlons Protozoa 344 
Certes, a . — Protozoa from Cape Horn 345 
Balbiani, E. G . — Nucleus of Loxophyllnm meleagris 345 
Bergh, R. S . — Nuclei of Ur ostyla 345 
Penard, E . — Freshwater Heliozoa 346 
Thelohan, P . — Myxosporiiia 346 
Mingazzini, P . — The Genus Didymophycs 347 
BOTANY. 
A. GENERAL, including the Anatomy and Physiology 
of the Phanerogamia. 
a. Anatomy. 
(1) Cell-structure and Protoplasm. 
Haberlandt, G. — Encasing of Protoplasm 348 
Bokorny, T. — Aggregation of Protoplasm 348 
Schulze, Steiger, & Maxwell — Composition of the Cell-wall 349 
Altmann, R. — History of Cell-theories .. .. 349 
(2) Other Cell-contents (including: Secretions). 
WoTCZAL, E. — Deposition of Starch in Woody Plants .. .. 349 
Ludtke, T. — Aleurone-grains 350 
Immendorff, H., & — Arnaud — Carotin .. .. .. .. 350 
